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Scientific Reports 5: Article number: 1655810.1038/srep16558; published online: November102015; updated: February042016
In the original version of this Article, affiliation 1 was incorrectly listed as ‘National Institute of Geophysics and Volcanology, National Earthquake Center, Rome, 00143, Italy’.
The correct affiliation is listed below:
‘Istituto Nazionale di Geofisica e Vulcanologia, Rome, 00143, Italy’
This error has now been corrected in the PDF and HTML versions of the Article.
